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math-ph1999
Some properties of the one-dimensional generalized point interactions (a torso)
P. Exner, H. Grosse
This text is a part of an unfinished project which deals with the generalized point interaction (GPI) in one dimension. We employ two natural parametrizations, which are known but…
hep-th1999
Towards a Nonperturbative Covariant Regularization in 4D Quantum Field Theory
H. Grosse, A. Strohmaier
We give a noncommutative version of the complex projective space CP^2 and show that scalar QFT on this space is free of UV divergencies. The tools necessary to investigate Quantum…